Excerpt from Probably Perfect Beautiful How To Program Homelink With Chamberlain Garage Door Opener Photos :

The garage door industry set requirements on wind tons that a door ought to be able to endure. While you could conserve $100-$ 200 in getting a less costly door, you will really be paying a lot more in the long-run when considered in terms of just how much you invest on your door over any kind of provided duration. Safety requirements initiated in 1993 require that a door reverse its instructions when something goes across the path of photoelectric eyes in area that cross the door opening-- an essential safety and security function.